Goldfish
are omnivores, so they will eat about anything you give them, which
includes most of the plants you stick in the tank. However, here
is a list of plants goldfish have been known to steer clear of,
or at least munch less.
Anubias
Light:
Moderate to high
Temperature: 72-82F (22-28C)
pH: 6.0-7.5
Likes to be attached to rocks or wood.
Java
Moss
Light:Moderate
to very high
Temperature: 64-86F (18-30C)
pH: 5.0-8.0
Likes to be attached to rocks or wood.
This is a very easy, forgiving moss that can be attached to
rocks or driftwood for a very nice carpet effect.
Onion
Plant
Light:
Medium to high
Temperature: 68-82F (22-28C)
pH: 6.5-7.5
Substrate needs to be rich.
When placing this plant in gravel, make sure that the bulb
is not covered.
Amazon
Sword
Light:
Moderate to high
Temperature: 68-82F (20-28C)
pH: 6.0-7.6
The substrate needs to be rich.
Java
Fern
Light:
Low to heavy
Temperature: 76-86F (22-30C)
pH: 7.0-7.6
Prefers to attach to rocks or wood.
Anacharis
Light:
Moderate to heavy
Temperature: 50-77F (10-25C)
pH: 6.5-7.5
Prefers hard water.
This plant is especially hardy and forgiving, and a very good
starter plant.